Recognised as Colour

#B5C5FF

#B5C5FF
Blue
Light
Nearest: Light steelblue

#B5C5FF is a blue with RGB values 181, 197, 255 and HSL 227°, 100%, 85%. It is a light colour, so black text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#B5C5FF#B5C5FF

HEX#B5C5FF

RGBrgb(181, 197, 255)

RGB (0–1)0.7098, 0.7725, 1

RGB percentages71%, 77.3%, 100%

HSLhsl(227, 100%, 85.5%)

HSV / HSBhsv(227, 29%, 100%)

CMYK29%, 22.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,912,703

CSS custom property--colour: #B5C5FF;

Brightness & contrast

Relative luminance0.56976WCAG 2.x, 0 is black and 1 is white

Perceived brightness200 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.4:1

Contrast with white1.69:1WCAG normal text: Fail

Contrast with black12.4:1WCAG normal text: AAA

Greyscale equivalent#C6C6C6

Inverted#4A3A00

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#B3CAFFno red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#AEC4FEno green cones; the most common form, about 1% of men; ΔE 2 from the original

Tritanopia#A1D0D9no blue cones; rare, and affects men and women equally; ΔE 29.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.69:1WCAG large text: Fail

Contrast with black, large text12.4:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 17.4 Light skyblue · ΔE 18.2 Thistle · ΔE 21.8 Sky blue · ΔE 23.9 Lavender · ΔE 23.9 Light blue · ΔE 26.4

Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 17.41, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#FFEFB5

Analogous#B5EAFF, #CAB5FF

Triadic#FFB5C5, #C5FFB5

Split complementary#FFCAB5, #EAFFB5

Tetradic#FFB5EA, #FFEFB5, #B5FFCA

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FFFFFF

Lighter +10%#E8EDFF

Darker −10%#829DFF

Darker −20%#4F75FF

Darker −30%#1C4DFF

Darker −40%#0032E8

More saturated +25%#B5C5FF

Less saturated −25%#BECAF6

Channel breakdown

R181

G197

B255

Red181 (71%)

Green197 (77.3%)

Blue255 (100%)

Hue227.03°

Saturation (HSL)100%

Lightness85.49%

Dominant channelBlue

Hex per channelR B5 · G C5 · B FF

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B5C5FF (chemical formula)

Formula
152.101 g/mol
12 atoms

B5C5FF has a molar mass of 152.101 g/mol, made up of 12 atoms across 3 elements: 5 × B, 5 × C, 2 × F.

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Molar mass

Molar mass152.101 g/mol

Total atoms per molecule12

Distinct elements3

Mass of one molecule2.5256965 × 10^-22 g

Molecules per gram3.9593039 × 10^21

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

B35.5%

C39.5%

F25%

Boron (B × 5)54.05 g/mol, 35.536%

Carbon (C × 5)60.055 g/mol, 39.484%

Fluorine (F × 2)37.996 g/mol, 24.981%

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